Kalahari Resorts and Conventions is a water park resort chain with locations in Wisconsin Dells, Wisconsin; Sandusky, Ohio; Pocono Manor, Pennsylvania; and in Round Rock, Texas. Named for the Kalahari Desert in southern Africa, the resorts are heavily decorated with African animals, plants, and other African motifs. Kalahari Resorts operates some of the largest indoor water parks in the United States. The Round Rock location's 223,000-square-foot indoor water park is the second largest in the United States, followed by the Pocono Mountains location's 220,000-square-foot water park, the 173,000-square-foot waterpark in Sandusky and the Wisconsin Dells' 125,000-square-foot park. A Fredericksburg, Virginia location was in development until 2013, when it was scrapped after problems with financing. Conventions held at the Kalahari Resorts are typically by state and regional organizations, such as the Wisconsin Network Conference on Alzheimer's Disease and Related Dementias in May 2014, Ohio Holstein Convention in February 2020, and Wisconsin District Ladies Ministries Retreat in April 2021. Locations Wisconsin Dells The Wisconsin Dells resort opened in May 2000. It has 756 guest rooms, making it the second-largest resort in the state. The convention center was expanded from to in 2011. The indoor water park at Wisconsin Dells is the largest in Wisconsin, at . It was also America's largest indoor water park until the Kalahari Resort in Sandusky finished its indoor water park expansion in December 2007. The Wisconsin Dells resort's Indoor Waterpark is home to the first indoor uphill water coaster and first indoor FlowRider surfing simulator. In 2011, the indoor waterpark went through an expansion, which included America's first indoor "Super Loops" slides. Wisconsin Dells Kalahari also has a outdoor water park with several water slides, a lazy river, and a three-story interactive play structure. In December 2008, the resort added a indoor theme park. In 2011, six-year-old Timmothy Pitzen was last seen at the Wisconsin Dells resort. His mother (who was with Pitzen at the time) was found dead in Rockford, Illinois. Sandusky Opened in June 2005, the Sandusky, Ohio, resort's waterpark is . In 2008, the resort expanded its water park by , making it the largest indoor hotel water park at that time. The water park contains a FoilTec roof system that lets in natural light. With 884 guest rooms, the hotel is the largest in the state of Ohio. In August 2006, the resort opened a convention center that was later expanded to .